Kershaw Double Duty Knife with 2 Blade Folder The Double Duty and Double Cross offer classic looks and innovative technology. On the classic side, the knives feature nickel bolsters, brass and stainless-steel liners, and polished, hardwood handles. Each also has two hardworking AUS6A stainless-steel blades that provide good wear resistance, toughness, and a sharp edge. On the technological side, both knives offer smooth, one-handed opening. Both use a single locking liner to secure both blades, which enables the knives to have slimmer profiles. Kershaw is the first manufacturer to employ a single locking liner to secure and release two blades. SPECIFICATIONS: Steel: AUS6A stainless-steel; Handle: Polished bolsters with stamina wood inlay; Blade: A: 2 3/8 in. (5.9 cm); B: 1 7/8 in. (4.7 cm); Closed: 3 1/2 in. (8.9 cm); Weight: 2.2 oz